Total Crime Rate
71.0 per 1,000
All offences · Oct 2024 - Sep 2025Trellewelyn Road area has the 13th highest crime rate of 39 local areas in Rhyl South , and the 159th highest crime rate of 353 local areas in Denbighshire .
This postcode forms a relatively safe pocket compared with the surrounding streets. Neighbouring areas record much higher crime levels, even though this postcode itself remains comparatively low-crime.
The overall crime rate in the area around Trellewelyn Road (LL18 4ND) in the last 12 months was 71.0 per 1,000 residents and was 20.5% higher than the Rhyl South average (58.9 per 1,000 residents). In the last 12 months, this area’s most reported crimes were Violence and sexual offences with 14 offences recorded. The least common crime was Drugs with 1 case , up 100.0% compared to 2024. The fastest-growing crime category was Drugs ( 100.0% YoY). The sharpest decline was Other crime ( -66.7% YoY).
Violent crimes totalled 17 (≈ 50.3 per 1,000 residents). Year-over-year these were rising ( 13.3% ). Over the last decade, overall crime has falling ( -52.4% comparing early vs recent averages) .
In the area around Trellewelyn Road (LL18 4ND), the main crime hotspot is near Trellewelyn Road. Police recorded 16 crimes here, including 11 violent or public-order offences. All these locations are within roughly 0.3 miles.
View Crime In Rhyl South| Month | Crime | Location* | Last Outcome |
|---|---|---|---|
| Sep 2025 | Violence and sexual offences | Glyn Avenue | Under investigation |
| Sep 2025 | Anti-social behaviour | Hen-Afon Road | — |
| Sep 2025 | Other crime | Glyn Avenue | Under investigation |
| Sep 2025 | Possession of weapons | Thornley Avenue | Under investigation |
| Sep 2025 | Criminal damage and arson | Glyn Avenue | Under investigation |
| Sep 2025 | Criminal damage and arson | Rhodfa Maen Gwyn | Investigation complete; no suspect identified |
| Sep 2025 | Violence and sexual offences | Trellewelyn Close | Under investigation |
| Sep 2025 | Criminal damage and arson | Bron Haul | Unable to prosecute suspect |
| Sep 2025 | Other crime | Maes Famau | Investigation complete; no suspect identified |
| Sep 2025 | Burglary | Bron Haul | Under investigation |
| Sep 2025 | Vehicle crime | Dyserth Road | Unable to prosecute suspect |
| Sep 2025 | Violence and sexual offences | Glyn Avenue | Under investigation |
StreetScan crime figures are based on official UK open data:
Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright and database right.